UVA 572 DFS(floodfill) 用DFS求连通块 Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Description Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M…
Network Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 8797 Accepted: 4116 Description A Telephone Line Company (TLC) is establishing a new telephone cable network. They are connecting several places numbered by integers from 1 to N .…
https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=513 终于开始接触图了,恩,开始接触DFS了,这道题就是求连通分量,比较简单. #include<iostream> #include<cstring> using namespace std; int m, n; //记录连通块的数量 ][]; ][]; void…
题目链接 题意:求所给无向图中一共有多少个割顶 用的lrj训练指南P314的模板 #include<bits/stdc++.h> using namespace std; typedef long long LL; ; struct Edge { int to,next; Edge(){} Edge(int _to,int _next) { to=_to; next=_next; } }edge[N*N*]; int head[N]; int dfn[N],low[N]; int iscut[…
Network Description A Telephone Line Company (TLC) is establishing a new telephone cable network. They are connecting several places numbered by integers from 1 to N . No two places have the same number. The lines are bidirectional and always conne…